Negative Primary Keys

Question

Are there any repercussions using Negative Primary Keys for tables (Identity Increment -1, Identity Seed -1 in SQL Server 2005)?

The reason for this is we\'re creati

Answer 1

Like others have said, the database is fine with this.

But it would be a problems for a .NET application that uses DataSet+DataAdapter as they use negative keys as temporaries for new records.

Other data-access layers may use similar tricks.